There may be an argument that not allowing to sort by oldest makes people watch fewer old videos which means they can reduce caching server costs by moving older videos off most of the servers. Not sure how big that impact would be financially, though.
There may be an argument that not allowing to sort by oldest makes people watch fewer old videos which means they can reduce caching server costs by moving older videos off most of the servers. Not sure how big that impact would be financially, though.